docs: Add Component, GameObject, TransformComponent and Scene API documentation

- Add Component class documentation with lifecycle methods
- Add GameObject class documentation with component system
- Add TransformComponent documentation with transform methods
- Add Scene class documentation with GameObject management
- Add SceneManager singleton documentation with scene loading
- Update components.md overview with all component classes
- Update main.md navigation with Scene module

docs/api/components/transform-component/detach-children.md

@@ -0,0 +1,26 @@
+# DetachChildren
+
+Detach all child transforms.
+
+## Syntax
+
+```cpp
+void DetachChildren();
+```
+
+## Remarks
+
+Removes all children from this transform. The children become root-level transforms (their parent is set to `nullptr`).
+
+## See Also
+
+- [SetParent](set-parent)
+- [GetChild](get-child)
+
+## Examples
+
+```cpp
+void Example(TransformComponent* transform) {
+    transform->DetachChildren();
+}
+```